为了容易成型,生产劈裂砖的可塑坯料必须具有较低的屈服值。
参考答案:错
根据下列意思写出相应的词语。
(1)形容波涛互相撞击。( )
(2)极陡峭不能攀援的山崖。( )
(3)罕见的美好景象。( )
(4)甜美、畅快地入睡。( )
It’s careless ________ him to make the same mistake again. I think it important ________ him to be more careful next time.
A.for; for
B.for; of
C.of; of
D.of; for